20653486

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{9901}}^1$

素因数の和:10059

約数の個数: 16

約数和(自身を含む): 35647200

約数和(自身を除く): 14993714

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 9901, 19802, 69307, 138614, 1475249, 2950498, 10326743, 20653486]

約数ペア:

[(1, 20653486), (2, 10326743), (7, 2950498), (14, 1475249), (149, 138614), (298, 69307), (1043, 19802), (2086, 9901)]